package com.designPattern.facade;

/**
 * @author mxs
 */
public class Light {
    public static Light light = new Light();
    public static Light getLight(){
        return light;
    }
    public void on(){
        System.out.println("the light is turn on");
    }
    public void off(){
        System.out.println("the light is turn off");
    }
}
